Cal. Code Regs. tit. 23 § 2550.0

Current through Register 2024 Notice Reg. No. 45, November 8, 2024

Section 2550.0 - Applicability

(a) The regulations in this article apply to owners or operators of facilities that treat, store, or dispose of hazardous waste at Class I waste management units. The owner or operator of a surface impoundment, waste pile, landfill, or land treatment unit that receives or has received waste (hereinafter referred to as "waste management units") that is subject to this chapter, pursuant to Article 1 of this chapter, shall comply with the provisions of this article for purposes of detecting, characterizing, and responding to releases to ground water, surface water, or the unsaturated zone. Additionally, notwithstanding any other provision of Article 1 of this chapter, the provisions of this article apply to all waste management units that received hazardous waste between July 26, 1982, and December 8, 1984. Furthermore, § 2550.4 of this article also applies to all determinations of alternative cleanup levels for unpermitted discharges to land of hazardous waste, pursuant to ¶III.G. of SWRCB Resolution No. 92-49 (Section 2907, Title 23 of this code) [§ of Title 2720400 of Title 27 of this code serves a similar function for unpermitted discharges to land of solid waste].

(b) Waste discharge requirements shall contain a provision which requires the discharger to obtain and maintain assurances of financial responsibility for initiating and completing corrective action for all known or reasonably foreseeable releases from the waste management unit and for initiating and completing all corrective action required pursuant to subsection (c) of this section and section 2550.12 of this article. The discharger shall obtain financial assurance meeting the requirements of this subsection in accordance with the following schedule:

(1) all waste management units to which waste has not been discharged as of 7-1-91 shall obtain financial assurances prior to discharging waste;

(2) waste management units in the following categories shall obtain financial assurance within six months after 7-1-91:

(A) [Reserved.];

(B) [Reserved]; and

(C) Class I units that received hazardous waste after July 26, 1982.

(c) Dischargers seeking waste discharge requirements for treatment, storage or disposal of hazardous waste at a facility shall comply with the provisions of section 2550.12 of this article for all areas at the facility, other than waste management units, from which hazardous wastes (or hazardous constituents) have migrated, regardless of the time at which waste was discharged.

(d) The regulations under this article apply during the active life of the waste management unit and the closure period of the unit. After closure of the waste management unit, the regulations in this article apply during the post-closure maintenance period of the waste management unit and during any compliance period under section 2550.6 of this article, unless:

(1) the waste management unit has been in compliance with the water quality protection standard for a period of three consecutive years; and

(2) all waste, waste residues, contaminated containment system components, contaminated subsoils, and all other contaminated materials are removed or decontaminated at closure.

(e) For purposes of this article, subsections 2510(b) and (c) of Article 1 of this chapter do not apply.

(f) For waste management units which are operating, or have received all permits necessary for construction or operation on or before 7-1-91, the discharger shall propose monitoring programs which comply with the provisions of this article and submit these proposed programs to the regional board. Owners or operators of Class I units shall make this submittal within six months of 7-1-91 and the regional board shall revise the waste discharge requirements to implement the provisions of this article within one year of submittal. The discharger shall begin any necessary construction within 30 days of regional board approval of the proposed programs and shall implement the approved monitoring programs according to a schedule of compliance established by the regional board.

Cal. Code Regs. Tit. 23, § 2550.0

1. New section filed 5-24-91; operative 7-1-91 (Register 91, No. 22).
2. Amendment of subsections (a) and (b), repealer of subsections (a)(2)(A) and (a)(2)(B), and amendment of subsection (f) filed 6-18-97; operative 7-18-97 (Register 97, No. 25).

Note: Authority cited: Section 1058, Water Code. Reference: Sections 13172 and 13267, Water Code.